David E. Grass

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Carmel, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Metal/elastomeric bumper for air springs
- Patent number 5,941,510
- Issue date Aug 24, 1999
- Bridgestone/Firestone, Inc.
- David E. Grass
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Mold resistant construction boards and methods for their manufacture
- Publication number 20070295467
- Publication date Dec 27, 2007
- BFS Diversified Products, LLC
- David E. Grass
- B32 - LAYERED PRODUCTS
Information Patent Application
Mold resistant construction boards and methods for their manufacture
- Publication number 20060027948
- Publication date Feb 9, 2006
- David E. Grass
- B32 - LAYERED PRODUCTS